Cyrill of Alexandria
Thus, Korah, Abiron, and Dathan were members of the tribe of Levi. Although they were appointed to the ‘service of the holy tabernacle’ as determined by the Lord, they were envious of the honor held by Moses and Aaron, taking pleasure in prestige themselves while lacking the divine calling for such roles. Hebrews 5:4 indicates that Moses, displaying his characteristic kindness, addressed them as if they were unwell. Not yet grasping the severity of the impending judgment they faced, he admonished them, saying, "Let it be done unto you, ye sons of Levi." He questioned, "Is it not enough... that the God of all people has chosen you for this esteemed and remarkable service?"